#header {
	width: 100%;
	position: fixed;
	height: 2.4rem;
	background: #4c4ad3;
	top: 0;
	left: 0;
	text-align: center;
	line-height: 2.4rem;
	z-index: 1501;
	button {
		position: absolute;
		left: 0;
		border: 0 none;
		outline: 0 none;
		background: transparent;
		color: snow;
		width: 3rem;
		height: 100%;
		font-size: 1.2rem;
	}
	span {
		color: snow;
	}
}
